Matthew Yglesias writes: The old saw that the cover-up is worse than the crime often obscures more than it reveals. But in the case of President Donald Trump’s firing of FBI Director James Comey, it carries an important element of truth. It escalates the administration’s Russia scandal, and, for the first time, provides indications of impeachable offenses.

Nothing we’ve seen credibly reported thus far about Trump and Russia would amount to an impeachable offense, and indeed, it’s not really clear what allegations of “collusion” on the campaign trail would really amount to even if proven.

Firing the FBI director in order to obstruct an ongoing investigation would be different.

That obstruction charge is, of course, unproven as of Wednesday afternoon. But the probable cause is everywhere. And it makes a sham of the notion that replacing Comey with a well-qualified director or continuing with existing congressional inquiries is a sufficient remedy. [Continue reading…]